3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 10; echo "$a < ++$a vv"; $b = 11; if (10 < 11 || 11 < 12) print "hello"; else print "hi"; $a = 10; $b = 11; if ($a == ++$a && $b == ++$b) print "hello$a and $b"; else print "hi"; if ((print "hi")- 1) print "hello";
based on lhSQu
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0rc3
10 < ++10 vvhellohello11 and 12hi